Champion I-DHM5 Manual Tecnico página 26

TROUBLESHOOTING
TROUBLESHOOTING (Cont.)
CONDITION
Insufficient pumped
spray pressure
Insufficient final rinse
or no final rinse
Low final rinse
temperature
Poor washing results
20
CAUSE
Clogged pump intake screen ..........
Clogged spray pipe .........................
Scrap screen full .............................
Low water level in tank ....................
Pump motor rotation incorrect .........
Defective pump seal ........................
Faulty pressure reducing valve .......
Improper setting on pressure ..........
reducing valve
Clogged rinse nozzle and/or ...........
pipe
Improper water line size ..................
Clogged strainer in fill valve ............
Low incoming water ........................
temperature
Defective thermometer ....................
Detergent dispenser ........................
not operating properly
Insufficient detergents .....................
Wash water temperature .................
too low
Wash arm clogged ..........................
Improperly scraped dishes ..............
Ware being improperly ....................
placed in rack
Improperly cleaned ..........................
equipment
Heater elements ..............................
have soil/lime buildup
SOLUTION
Clean
Clean
Must be kept clean and in place
Check drain-overflow assembly
Reverse connection between L1
and L2 in Control Cabinet
Contact Service Agent
Clean or replace
Set flow pressure at 20-22 PSI/
138-151.8 kPa
Clean
Have installer change to
proper size
Clean or replace
Check the booster – be sure the
thermostat is set to maintain
180°F/82°C temperature. Check
valve to be sure it is clean
and operating
Check for proper setting or
replace
Contact detergent supplier
Contact detergent supplier
See condition "Wash Tank
Water Temperature" above
Clean
Check scraping procedures
Use proper racks. Do not
overload racks
Unclog wash sprays and rinse
nozzles to maintain proper
pressure and flow conditions.
Overflows must be open. Keep
wash water as clean as possible.
Clean and delime